Triclopyr

About Triclopyr

Triclopyr is a high-purity reference standard of Triclopyr carrying the CAS registry number 55335-06-3. The compound has the formula C7H4Cl3NO3, corresponding to a molecular weight of 256.5 g/mol. The IUPAC name is 2-[(3,5,6-trichloro-2-pyridinyl)oxy]acetic acid. Alternative names: Garlon 2 and Dowco 233.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

As a reference sample of Triclopyr, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material
Agrochemical formulations

Industries

Related to Triclopyr

View every impurity, metabolite and intermediate we list for Triclopyr.

Triclopyr impurities

Specifications & identifiers

Chemical identifiers
Product name	Triclopyr
Catalogue No.	VQ-034427
CAS Number	55335-06-3
IUPAC name	2-[(3,5,6-trichloro-2-pyridinyl)oxy]acetic acid
Molecular formula	C₇H₄Cl₃NO₃
Molecular weight	256.5 g/mol
Exact mass	254.9257
Grade	Reference Standard
HSN code	38229090
InChIKey	REEQLXCGVXDJSQ-UHFFFAOYSA-N
SMILES	C1=C(C(=NC(=C1Cl)Cl)OCC(=O)O)Cl
PubChem CID	41428

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	1 / 4
TPSA	59.4 Å²
Synonyms	Garlon 2, Dowco 233, Garlon 250, 2-((3,5,6-Trichloropyridin-2-yl)oxy)acetic acid, 3,5,6-Trichloro-2-pyridyloxyacetic acid, Grazon ET, ((3,5,6-Trichloro-2-pyridinyl)oxy)acetic acid, 2-[(3,5,6-trichloropyridin-2-yl)oxy]acetic acid, triclopyr-(3,5,6-trichloro-2-pyridl-oxyacetic acid), Acetic acid, [(3,5,6-trichloro-2-pyridinyl)oxy]-, 2-(3,5,6-trichloropyridin-2-yl)oxyacetic acid, 3,5,6-TPA

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H373May causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P260, P261, P264, P264 + P265, P270, P272, P273, P280, P301 + P317, P302 + P352, P305 + P351 + P338, P319, P321, P330, P333 + P317, P337 + P317, P362 + P364, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Triclopyr?

The CAS Registry Number of Triclopyr is 55335-06-3. It is also known as Garlon 2, Dowco 233, Garlon 250.

What is the molecular formula and molecular weight of Triclopyr?

Triclopyr has the molecular formula C7H4Cl3NO3 and a molecular weight of 256.5 g/mol. Its IUPAC name is 2-[(3,5,6-trichloro-2-pyridinyl)oxy]acetic acid.

What is Triclopyr used for?

Triclopyr is supplied as a characterised reference material related to Triclopyr. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Triclopyr can I order?

We supply Triclopyr in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Triclopyr?

Yes. Every lot of Triclopyr is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Triclopyr be shipped internationally?

Yes. Triclopyr is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.